Home / 28,958.00-39,968.27-17,631.23

Finding the Fourth Proportional to 28,958.00, 39,968.27 and 17,631.23

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Solution

The fourth proportional to 28,958.00, 39,968.27 and 17,631.23 is: 24,334.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958.00 : 39,968.27 = 17,631.23 : x
  2. Step 2: Convert to fraction form
    28,958.00/39,968.27 = 17,631.23/x
  3. Step 3: Cross multiply
    28,958.00x = 39,968.27 × 17,631.23
  4. Step 4: Simplify right side
    28,958.00x = 704,689,473.07
  5. Step 5: Solve for x
    x = 704,689,473.07/28,958.00
  6. Step 6: Final answer
    x = 24,334.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.